system-dummy.c

   1 /*
   2  * netifd - network interface daemon
   3  * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2
   7  * as published by the Free Software Foundation
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14 #include <sys/time.h>
  15 #include <stdio.h>
  16 #include <string.h>
  17
  18 #include <arpa/inet.h>
  19
  20 #ifndef DEBUG
  21 #define DEBUG
  22 #endif
  23
  24 #include "netifd.h"
  25 #include "device.h"
  26 #include "system.h"
  27
  28 int system_init(void)
  29 {
  30         return 0;
  31 }
  32
  33 int system_bridge_addbr(struct device *bridge, struct bridge_config *cfg)
  34 {
  35         D(SYSTEM, "brctl addbr %s vlan_filtering=%d",
  36           bridge->ifname, cfg->vlan_filtering);
  37         return 0;
  38 }
  39
  40 int system_bridge_delbr(struct device *bridge)
  41 {
  42         D(SYSTEM, "brctl delbr %s", bridge->ifname);
  43         return 0;
  44 }
  45
  46 int system_bridge_addif(struct device *bridge, struct device *dev)
  47 {
  48         D(SYSTEM, "brctl addif %s %s", bridge->ifname, dev->ifname);
  49         return 0;
  50 }
  51
  52 int system_bridge_delif(struct device *bridge, struct device *dev)
  53 {
  54         D(SYSTEM, "brctl delif %s %s", bridge->ifname, dev->ifname);
  55         return 0;
  56 }
  57
  58 int system_bridge_vlan(const char *iface, uint16_t vid, int16_t vid_end, bool add, unsigned int vflags)
  59 {
  60         D(SYSTEM, "brctl vlan %s %s %s vid=%d vid_end=%d pvid=%d untag=%d",
  61           add ? "add" : "remove",
  62           (vflags & BRVLAN_F_SELF) ? "self" : "master",
  63           iface, vid, vid_end,
  64           !!(vflags & BRVLAN_F_PVID),
  65           !!(vflags & BRVLAN_F_UNTAGGED));
  66         return 0;
  67 }
  68
  69 void system_bridge_set_stp_state(struct device *dev, bool val)
  70 {
  71 }
  72
  73 int system_bridge_vlan_check(struct device *dev, char *ifname)
  74 {
  75         return 0;
  76 }
  77
  78 int system_bonding_set_device(struct device *dev, struct bonding_config *cfg)
  79 {
  80         return 0;
  81 }
  82
  83 int system_bonding_set_port(struct device *dev, struct device *port, bool add, bool primary)
  84 {
  85         return 0;
  86 }
  87
  88 int system_link_netns_move(struct device *dev, int netns_fd, const char *target_ifname)
  89 {
  90         D(SYSTEM, "ip link set %s name %s netns %d", dev->ifname, target_ifname, netns_fd);
  91         return 0;
  92 }
  93
  94 int system_netns_open(const pid_t target_ns)
  95 {
  96         D(SYSTEM, "open netns of pid %d", target_ns);
  97         return 1;
  98 }
  99
 100 int system_netns_set(int netns_fd)
 101 {
 102         D(SYSTEM, "set netns %d", netns_fd);
 103         return 0;
 104 }
 105
 106 int system_vlan_add(struct device *dev, int id)
 107 {
 108         D(SYSTEM, "vconfig add %s %d", dev->ifname, id);
 109         return 0;
 110 }
 111
 112 int system_vlan_del(struct device *dev)
 113 {
 114         D(SYSTEM, "vconfig rem %s", dev->ifname);
 115         return 0;
 116 }
 117
 118 bool system_if_force_external(const char *ifname)
 119 {
 120         return false;
 121 }
 122
 123 int system_if_up(struct device *dev)
 124 {
 125         D(SYSTEM, "ifconfig %s up", dev->ifname);
 126         return 0;
 127 }
 128
 129 int system_if_down(struct device *dev)
 130 {
 131         D(SYSTEM, "ifconfig %s down", dev->ifname);
 132         return 0;
 133 }
 134
 135 void system_if_get_settings(struct device *dev, struct device_settings *s)
 136 {
 137 }
 138
 139 void system_if_clear_state(struct device *dev)
 140 {
 141         device_set_ifindex(dev, system_if_resolve(dev));
 142 }
 143
 144 int system_if_check(struct device *dev)
 145 {
 146         if (dev->type == &simple_device_type)
 147                 device_set_present(dev, true);
 148
 149         device_set_link(dev, true);
 150
 151         return 0;
 152 }
 153
 154 int system_if_resolve(struct device *dev)
 155 {
 156         return 1;
 157 }
 158
 159 struct device *
 160 system_if_get_parent(struct device *dev)
 161 {
 162         return NULL;
 163 }
 164
 165 int
 166 system_if_dump_info(struct device *dev, struct blob_buf *b)
 167 {
 168         blobmsg_add_u8(b, "link", dev->present);
 169         return 0;
 170 }
 171
 172 int
 173 system_if_dump_stats(struct device *dev, struct blob_buf *b)
 174 {
 175         return 0;
 176 }
 177
 178 void
 179 system_if_apply_settings(struct device *dev, struct device_settings *s, uint64_t apply_mask)
 180 {
 181         apply_mask &= s->flags;
 182
 183         if ((apply_mask & (DEV_OPT_MACADDR | DEV_OPT_DEFAULT_MACADDR)) && !dev->external) {
 184                 D(SYSTEM, "ifconfig %s hw ether %s",
 185                   dev->ifname, format_macaddr(s->macaddr));
 186         }
 187 }
 188
 189 static int system_address_msg(struct device *dev, struct device_addr *addr, const char *type)
 190 {
 191         char ipaddr[64];
 192         int af = system_get_addr_family(addr->flags);
 193
 194         D(SYSTEM, "ifconfig %s %s %s/%u",
 195                 dev->ifname, type, inet_ntop(af, &addr->addr.in, ipaddr, sizeof(ipaddr)),
 196                 addr->mask);
 197
 198         return 0;
 199 }
 200
 201 int system_add_address(struct device *dev, struct device_addr *addr)
 202 {
 203         return system_address_msg(dev, addr, "add");
 204 }
 205
 206 int system_del_address(struct device *dev, struct device_addr *addr)
 207 {
 208         return system_address_msg(dev, addr, "del");
 209 }
 210
 211 static int system_route_msg(struct device *dev, struct device_route *route, const char *type)
 212 {
 213         char addr[64], gw[64] = " gw ", devstr[64] = "";
 214         int af = system_get_addr_family(route->flags);
 215         int alen = system_get_addr_len(route->flags);
 216         static uint32_t zero_addr[4];
 217
 218         if ((route->flags & DEVADDR_FAMILY) != DEVADDR_INET4)
 219                 return -1;
 220
 221         if (!route->mask)
 222                 sprintf(addr, "default");
 223         else
 224                 inet_ntop(af, &route->addr.in, addr, sizeof(addr));
 225
 226         if (memcmp(&route->nexthop.in, (void *) zero_addr, alen) != 0)
 227                 inet_ntop(af, &route->nexthop.in, gw + 4, sizeof(gw) - 4);
 228         else
 229                 gw[0] = 0;
 230
 231         if (dev)
 232                 sprintf(devstr, " dev %s", dev->ifname);
 233
 234         if (route->metric > 0)
 235                 sprintf(devstr, " metric %d", route->metric);
 236
 237         D(SYSTEM, "route %s %s%s%s", type, addr, gw, devstr);
 238         return 0;
 239 }
 240
 241 static int system_neighbor_msg(struct device *dev, struct device_neighbor *neighbor, const char *type)
 242 {
 243         char addr[64];
 244         int af = system_get_addr_family(neighbor->flags);
 245         inet_ntop(af, &neighbor->addr.in , addr, sizeof(addr));
 246
 247         D(SYSTEM, "neigh %s %s%s%s %s", type, addr, neighbor->proxy ? "proxy " : "",
 248                 (neighbor->flags & DEVNEIGH_MAC) ? format_macaddr(neighbor->macaddr) : "",
 249                 neighbor->router ? "router": "");
 250         return 0;
 251 }
 252
 253 int system_add_neighbor(struct device *dev, struct device_neighbor *neighbor)
 254 {
 255         return system_neighbor_msg(dev, neighbor, "add");
 256 }
 257
 258 int system_del_neighbor(struct device *dev, struct device_neighbor *neighbor)
 259 {
 260         return system_neighbor_msg(dev, neighbor, "del");
 261 }
 262
 263 int system_add_route(struct device *dev, struct device_route *route)
 264 {
 265         return system_route_msg(dev, route, "add");
 266 }
 267
 268 int system_del_route(struct device *dev, struct device_route *route)
 269 {
 270         return system_route_msg(dev, route, "del");
 271 }
 272
 273 int system_flush_routes(void)
 274 {
 275         return 0;
 276 }
 277
 278 bool system_resolve_rt_type(const char *type, unsigned int *id)
 279 {
 280         *id = 0;
 281         return true;
 282 }
 283
 284 bool system_resolve_rt_proto(const char *type, unsigned int *id)
 285 {
 286         *id = 0;
 287         return true;
 288 }
 289
 290 bool system_resolve_rt_table(const char *name, unsigned int *id)
 291 {
 292         *id = 0;
 293         return true;
 294 }
 295
 296 bool system_is_default_rt_table(unsigned int id)
 297 {
 298         return true;
 299 }
 300
 301 bool system_resolve_rpfilter(const char *filter, unsigned int *id)
 302 {
 303         *id = 0;
 304         return true;
 305 }
 306
 307 int system_add_iprule(struct iprule *rule)
 308 {
 309         return 0;
 310 }
 311
 312 int system_del_iprule(struct iprule *rule)
 313 {
 314         return 0;
 315 }
 316
 317 int system_flush_iprules(void)
 318 {
 319         return 0;
 320 }
 321
 322 bool system_resolve_iprule_action(const char *action, unsigned int *id)
 323 {
 324         *id = 0;
 325         return true;
 326 }
 327
 328 time_t system_get_rtime(void)
 329 {
 330         struct timeval tv;
 331
 332         if (gettimeofday(&tv, NULL) == 0)
 333                 return tv.tv_sec;
 334
 335         return 0;
 336 }
 337
 338 int system_del_ip_tunnel(const struct device *dev)
 339 {
 340         return 0;
 341 }
 342
 343 int system_add_ip_tunnel(const struct device *dev, struct blob_attr *attr)
 344 {
 345         return 0;
 346 }
 347
 348 int system_update_ipv6_mtu(struct device *dev, int mtu)
 349 {
 350         return 0;
 351 }
 352
 353 int system_macvlan_add(struct device *macvlan, struct device *dev, struct macvlan_config *cfg)
 354 {
 355         return 0;
 356 }
 357
 358 int system_macvlan_del(struct device *macvlan)
 359 {
 360         return 0;
 361 }
 362
 363 int system_veth_add(struct device *veth, struct veth_config *cfg)
 364 {
 365         return 0;
 366 }
 367
 368 int system_veth_del(struct device *veth)
 369 {
 370         return 0;
 371 }
 372
 373 int system_vlandev_add(struct device *vlandev, struct device *dev, struct vlandev_config *cfg)
 374 {
 375         return 0;
 376 }
 377
 378 int system_vlandev_del(struct device *vlandev)
 379 {
 380         return 0;
 381 }